Fig. 2

Scatter plots of input variables versus output UCS: (a) L-UCS; (b) MS-UCS; (c) CC-UCS; (d) CD-UCS; (e) OMC-UCS; (f) MDD-UCS.

Scatter plots of input variables versus output UCS: (a) L-UCS; (b) MS-UCS; (c) CC-UCS; (d) CD-UCS; (e) OMC-UCS; (f) MDD-UCS.